Includes some topography, towns and cities, reservoirs, drainage districts, and county seats. marginal notes address the number of acres under irrigation in 1939, by district, based on the 1940 Census of Irrigation.; Map accompanies: United States, Bureau of the Census, "Irrigation of Agricultural Lands - Montana" Census Bulletin, 1940 (Washington, D.C. : General Printing Office; 1942).

Creator

United States. Bureau of the Census.

Genre (Short List)

Maps

Type

Image

Language

eng

Date Original

1942

Subject (LCSH)

Irrigation--Montana.

Rights Management

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